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Diffstat (limited to 'doc/guix.texi')
| -rw-r--r-- | doc/guix.texi | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/doc/guix.texi b/doc/guix.texi index 4f614e264e..019b5cee36 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -313,8 +313,10 @@ Do @emph{not} unpack the tarball on a working Guix system since that would overwrite its own essential files. The @code{--warning=no-timestamp} option makes sure GNU@tie{}tar does -not emit warnings about ``implausibly old time stamps''. These -warnings, sometimes enabled by default, stem from the fact that all the +not emit warnings about ``implausibly old time stamps'' (such +warnings were triggered by GNU@tie{}tar 1.26 and older; recent +versions are fine.) +They stem from the fact that all the files in the archive have their modification time set to zero (which means January 1st, 1970.) This is done on purpose to make sure the archive content is independent of its creation time, thus making it |